28024

Appears in sequences

• Index of first occurrence of the first n digits of e in the decimal expansion of Pi.at n=4A090898
• Row sums of triangle defined in A113820.at n=34A160968
• Records of minima of positive distance d between a square cubefree integer y and a cube of positive and squarefree integer x and such d = y^2 - x^3.at n=11A179107
• a(n) equals the sum of path counts in the (right-aligned Ferrers plots of) the partitions of n.at n=22A180684
• a(n) = spt(7n+5)/7 where spt(n) = A092269(n).at n=5A220507
• a(n) = [x^n] Product_{d|n} (1 + x^d)/(1 - x^d).at n=42A300549
• Triangle read by rows: T(n,k) is the number of unlabeled weakly graded (ranked) posets with n elements and rank k.at n=49A361953
• Numbers k such that k divides A243071(k).at n=33A364497